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74FCT162652ATPVCG4 Equivalent & Substitute Parts
Part Overview
The 74FCT162652ATPVCG4 is a non-inverting transceiver logic IC manufactured by Texas Instruments, featuring 2 elements with 8 bits per element and 3-state output capability. This component operates within a 4.5V to 5.5V supply voltage range and is housed in a 56-BSSOP surface mount package. The part is currently discontinued at DiGi Electronics, making equivalent substitutes necessary for ongoing design support and procurement.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Manufacturer Part Number | 74FCT162652ATPVCG4 |
| Manufacturer | Texas Instruments |
| Series | 74FCT |
| Logic Type | Transceiver, Non-Inverting |
| Number of Elements | 2 |
| Number of Bits per Element | 8 |
| Output Type | 3-State |
| Current - Output High, Low | 24mA, 24mA |
| Voltage - Supply | 4.5V ~ 5.5V |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Package / Case | 56-BSSOP (0.295", 7.50mm Width) |
| Mounting Type | Surface Mount |
| RoHS Status | ROHS3 Compliant |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
| Product Status | Discontinued at DiGi Electronics |
Substitute Part Grouping Explanation
Substitute parts for the 74FCT162652ATPVCG4 are qualified based on strict electrical and mechanical parameter matching. All identified substitutes maintain identical specifications across the following critical parameters:
- Logic Type: Transceiver, Non-Inverting
- Number of Elements: 2
- Number of Bits per Element: 8
- Output Type: 3-State
- Current - Output High, Low: 24mA, 24mA
- Voltage - Supply: 4.5V ~ 5.5V
- Operating Temperature: -40°C ~ 85°C (TA)
- Package / Case: 56-BSSOP (0.295", 7.50mm Width)
- RoHS Status: ROHS3 Compliant
- Moisture Sensitivity Level (MSL): 1 (Unlimited)
Substitutes are grouped into two categories: Texas Instruments 74ACT series parts (active or last-time-buy status) and Texas Instruments 74FCT series parts (obsolete status). All parts share identical electrical performance and physical packaging, enabling direct functional replacement.
Parameter Comparison
| Part Number | Manufacturer | Series | Logic Type | Elements | Bits/Element | Output Type | Current (mA) | Supply Voltage | Temp Range | Package | Status | Inventory |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 74FCT162652ATPVCG4 | Texas Instruments | 74FCT | Non-Inverting | 2 | 8 | 3-State | 24/24 | 4.5-5.5V | -40 to 85°C | 56-BSSOP | Discontinued | 1099 Pcs |
| 74ACT16652DL | Texas Instruments | 74ACT | Non-Inverting | 2 | 8 | 3-State | 24/24 | 4.5-5.5V | -40 to 85°C | 56-BSSOP | Last Time Buy | 1048 Pcs |
| 74ACT16543DL | Texas Instruments | 74ACT | Non-Inverting | 2 | 8 | 3-State | 24/24 | 4.5-5.5V | -40 to 85°C | 56-BSSOP | Last Time Buy | 1332 Pcs |
| 74ACT16646DL | Texas Instruments | 74ACT | Non-Inverting | 2 | 8 | 3-State | 24/24 | 4.5-5.5V | -40 to 85°C | 56-BSSOP | Last Time Buy | 4802 Pcs |
| 74ACT16651DL | Texas Instruments | 74ACT | Non-Inverting | 2 | 8 | 3-State | 24/24 | 4.5-5.5V | -40 to 85°C | 56-BSSOP | Active | 1048 Pcs |
| CY74FCT162543CTPVC | Texas Instruments | 74FCT | Non-Inverting | 2 | 8 | 3-State | 24/24 | 4.5-5.5V | -40 to 85°C | 56-BSSOP | Obsolete | 821 Pcs |
| CY74FCT162543TPVC | Texas Instruments | 74FCT | Non-Inverting | 2 | 8 | 3-State | 24/24 | 4.5-5.5V | -40 to 85°C | 56-BSSOP | Obsolete | 839 Pcs |
| CY74FCT162646ATPVC | Texas Instruments | 74FCT | Non-Inverting | 2 | 8 | 3-State | 24/24 | 4.5-5.5V | -40 to 85°C | 56-BSSOP | Obsolete | 1202 Pcs |
| CY74FCT162646CTPVC | Texas Instruments | 74FCT | Non-Inverting | 2 | 8 | 3-State | 24/24 | 4.5-5.5V | -40 to 85°C | 56-BSSOP | Obsolete | 1247 Pcs |
| CY74FCT162652ATPVC | Texas Instruments | 74FCT | Non-Inverting | 2 | 8 | 3-State | 24/24 | 4.5-5.5V | -40 to 85°C | 56-BSSOP | Obsolete | 1095 Pcs |
| CY74FCT162952BTPVC | Texas Instruments | 74FCT | Non-Inverting | 2 | 8 | 3-State | 24/24 | 4.5-5.5V | -40 to 85°C | 56-BSSOP | Obsolete | 1103 Pcs |
Engineering Selection Recommendations
For new designs and ongoing production, 74ACT16651DL is the preferred substitute. This part maintains active product status with Texas Instruments, ensuring long-term availability and supply chain stability. The 74ACT16651DL is ROHS3 compliant and carries MSL Level 1 rating, matching the original part's environmental specifications.
For applications requiring immediate procurement with extended availability windows, 74ACT16646DL offers the highest current inventory (4802 Pcs) while maintaining last-time-buy status. This part provides a viable bridge solution for designs transitioning away from discontinued 74FCT series components.
The 74ACT16652DL and 74ACT16543DL are functionally equivalent alternatives with last-time-buy status, suitable for applications where specific base product numbers align with existing design documentation.
Obsolete 74FCT series substitutes (CY74FCT162543CTPVC, CY74FCT162543TPVC, CY74FCT162646ATPVC, CY74FCT162646CTPVC, CY74FCT162652ATPVC, CY74FCT162952BTPVC) maintain full electrical and mechanical compatibility but carry obsolete product status. These parts are appropriate only for legacy system maintenance or where existing inventory is available.
Frequently Asked Questions (FAQ)
Q: Can 74ACT16651DL be used as a direct replacement for 74FCT162652ATPVCG4?
A: Yes. Both parts share identical electrical specifications (2 elements, 8 bits per element, 3-state output, 24mA output current, 4.5-5.5V supply), identical operating temperature range (-40°C to 85°C), and identical 56-BSSOP package dimensions. The 74ACT16651DL is a parametric equivalent with active product status.
Q: What is the difference between 74ACT and 74FCT series parts?
A: Both series are non-inverting transceiver logic families manufactured by Texas Instruments with identical electrical and mechanical parameters for these part numbers. The primary difference is product lifecycle status: 74ACT series parts maintain active or last-time-buy status, while 74FCT series parts are obsolete.
Q: Are all substitute parts ROHS3 compliant?
A: Yes. All listed substitute parts carry ROHS3 compliance certification and MSL Level 1 (Unlimited) moisture sensitivity rating, matching the original 74FCT162652ATPVCG4 specifications.
Q: Can I use CY74FCT162652ATPVC instead of 74ACT16651DL?
A: Both parts are electrically and mechanically equivalent. However, CY74FCT162652ATPVC carries obsolete product status, while 74ACT16651DL maintains active status. For new designs, 74ACT16651DL is the recommended choice due to superior supply chain availability.
Q: What packaging format is required for these parts?
A: All substitute parts are supplied in 56-BSSOP (0.295", 7.50mm Width) surface mount package. This package format is consistent across all listed equivalents and the original part.
Q: Are there any electrical performance differences between substitute options?
A: No. All substitute parts maintain identical output current (24mA high and low), supply voltage range (4.5-5.5V), and operating temperature specifications (-40°C to 85°C). Electrical performance is fully equivalent across all listed parts.
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